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Dr. Dennis Johnson, MD

Dr. Dennis Johnson, MD

Cardiology*
40+ years of experience

Dr. Dennis Johnson, MD is a cardiologist in Visalia, CA and has over 40 years of experience in the medical field. Dr. Johnson has extensive experience in Heart Conditions, Congenital Cardiac Conditions, and Adult Congenital Heart Conditions. He graduated from Medical College of Wisconsin in 1982. He is affiliated with medical facilities such as Sierra View Medical Center and Adventist Health Hanford. He is not accepting new patients.

4 Star Rating
Based on 24 reviews 4 Star Rating (24 reviews)

Practice

820 S Akers St Visalia, CA 93277
Telehealth available
(559) 635-6192

Hospital Highlight

Dr. Johnson is affiliated with Kaweah Health Medical Center Visalia, a highly rated and top awarded hospital for cardiology.

At a Glance

  • Areas of Expertise
    Dr. Johnson specializes in the areas of Cardiovascular Disease & Internal Medicine. • See board certifications
  • Offers Telehealth
    This doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top Hospital
    Patient Safety Excellence Award™ • See hospitals
  • Clean Hospital
    Patients said the hospital this doctor practices at is clean. • See hospitals
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Dr. Johnson's Reviews

Likelihood to recommend Dr. Johnson

4.0

24 ratings, 6 with a written review
5 Star
67%
67%
4 Star
8%
8%
3 Star
4%
4%
2 Star
0%
0%
1 Star
21%
21%

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RecentHighestLowestMost Helpful
What went well
No results
What could be improved
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Staff wasn't friendly
  • Appointment was rushed
  • Didn't trust the provider's decisions
  • Long wait times
Helpful
Fired for good reason – Jan 13, 2024
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What went well
No results
What could be improved
  • I didn't feel respected
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Staff wasn't friendly
  • Appointment was rushed
  • Didn't trust the provider's decisions
  • Long wait times
Helpful
Don’t let others play games with your health. – Jan 13, 2024
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What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
  • Long wait times
Helpful
Apr 21, 2023
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What went well
No results
What could be improved
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Staff wasn't friendly
  • Appointment was rushed
  • Didn't trust the provider's decisions
  • Long wait times
4 people found this helpful
Helpful
David Cosloy – Jul 05, 2022
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What went well
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
2 people found this helpful
Helpful
Springville, CO – Dec 06, 2018
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
10 people found this helpful
Helpful
Mary – Feb 17, 2016
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How was your experience with Dr. Johnson?

Know Before You Go

About Me

biography

Dr. Dennis Johnson, MD is a cardiologist in Visalia, CA and has over 40 years of experience in the medical field. Dr. Johnson has extensive experience in Heart Conditions, Congenital Cardiac Conditions, and Adult Congenital Heart Conditions. He...read more

  • Cardiology

  • Internal Medicine

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Medical College Of Wisconsin

    Medical School, 1982
American Board of Medical Specialties®
American Board of Internal Medicine®
- 
Cardiovascular Disease
- 
Internal Medicine
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.

Learn more about medical license public record check

Focus on ATTR-CM

Locations

Practice

Office820 S Akers St Visalia, CA 93277
1

Affiliated Hospitals

  • Adventist Health Reedley

    372 W Cypress Ave
    Reedley, CA 93654

    How patients felt about the care they received at this hospital.

    82%
    Patients said that doctors always listened to them and explained things well
    82%
    Patients said they were given information about recovering at home

    6% lower than the national average

    View all patient feedback

  • Kaweah Health Medical Center

    400 W Mineral King Ave
    Visalia, CA 93291
    Recipient of 7
    hospital awards

    Patient Safety Excellence Award™ (2025)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    America's 100 Best Hospitals Award™ (2023)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    83%
    Patients said they were given information about recovering at home

    1% lower than the national average

    72%
    Patients said that nurses always listened to them and explained things well

    3% lower than the national average

    View all patient feedback

  • Adventist Health Hanford

    115 Mall Dr
    Hanford, CA 93230
    Recipient of 4
    hospital awards

    Patient Safety Excellence Award™ (2025, 2024, 2023)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    87%
    Patients said they were given information about recovering at home

    3% higher than the national average

    75%
    Patients said their room and bathroom were always kept clean

    8% higher than the national average

    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality